Re: [PATCH net-next v2 4/6] net: microchip: sparx5: add support for apptrust

From: Petr Machata
Date: Mon Oct 03 2022 - 04:32:42 EST



<Daniel.Machon@xxxxxxxxxxxxx> writes:

>> > Make use of set/getapptrust() to implement per-selector trust and trust
>> > order.
>> >
>> > Signed-off-by: Daniel Machon <daniel.machon@xxxxxxxxxxxxx>
>> > ---
>> > .../ethernet/microchip/sparx5/sparx5_dcb.c | 116 ++++++++++++++++++
>> > .../ethernet/microchip/sparx5/sparx5_main.h | 3 +
>> > .../ethernet/microchip/sparx5/sparx5_port.c | 4 +-
>> > .../ethernet/microchip/sparx5/sparx5_port.h | 2 +
>> > .../ethernet/microchip/sparx5/sparx5_qos.c | 4 +
>> > 5 files changed, 127 insertions(+), 2 deletions(-)
>> >
>> > diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_dcb.c b/drivers/net/ethernet/microchip/sparx5/sparx5_dcb.c
>> > index db17c124dac8..10aeb422b1ae 100644
>> > --- a/drivers/net/ethernet/microchip/sparx5/sparx5_dcb.c
>> > +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_dcb.c
>> > @@ -8,6 +8,22 @@
>> >
>> > #include "sparx5_port.h"
>> >
>> > +static const struct sparx5_dcb_apptrust {
>> > + u8 selectors[256];
>> > + int nselectors;
>> > + char *names;
>>
>> I think this should be just "name".
>
> I dont think so. This is a str representation of all the selector values.
> "names" makes more sense to me.

But it just points to one name, doesn't it? The name of this apptrust
policy...

BTW, I think it should also be a const char *.

>> > +} *apptrust[SPX5_PORTS];
>> > +
>> > +/* Sparx5 supported apptrust configurations */
>> > +static const struct sparx5_dcb_apptrust apptrust_conf[4] = {
>> > + /* Empty *must* be first */
>> > + { { 0 }, 0, "empty" },
>> > + { { IEEE_8021QAZ_APP_SEL_DSCP }, 1, "dscp" },
>> > + { { DCB_APP_SEL_PCP }, 1, "pcp" },
>> > + { { IEEE_8021QAZ_APP_SEL_DSCP,
>> > + DCB_APP_SEL_PCP }, 2, "dscp pcp" },
>> > +};
>> > +